Identify the cause of bounce emails from system addresses and resolve delivery failures.
Problem description
You receive a bounce email notification from the sender no-reply@mailsupport.aliyun.com.
Problem cause
Alibaba Mail returns a bounce notification when email delivery fails.
Solution
Send failure
This notification means your email failed to deliver.
The bounce notification usually includes the subject, time, recipient address, failure reason, suggested solution, and reference information. If the original email is small, it is attached.
Check the failure reason in the bounce email and follow the suggested solution. The reference information explains the meaning of the bounce error.
Common bounce errors and solutions lists common errors and their solutions.
If you cannot determine the cause from the bounce email:
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Contact the recipient through another channel to confirm whether they received the email.
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Check whether the recipient's mail server had issues during delivery.
Resend the email
After resolving the issue, resend the email. If no bounce notification arrives, the email was successfully delivered to the recipient's mail server.
To verify successful delivery:
1. Log on to the Alibaba Mail web client.
2. In the navigation pane on the left, click Sent.
3. Click the sent email and confirm that the status is Sent successfully, check read status.
4. Click Sent successfully, check read status and confirm that the delivery status is Delivered to the recipient's mailbox.
